Home / 166,509.44-229,782.90-91,057.92

Finding the Fourth Proportional to 166,509.44, 229,782.90 and 91,057.92

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Solution

The fourth proportional to 166,509.44, 229,782.90 and 91,057.92 is: 125,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,509.44 : 229,782.90 = 91,057.92 : x
  2. Step 2: Convert to fraction form
    166,509.44/229,782.90 = 91,057.92/x
  3. Step 3: Cross multiply
    166,509.44x = 229,782.90 × 91,057.92
  4. Step 4: Simplify right side
    166,509.44x = 20,923,552,925.57
  5. Step 5: Solve for x
    x = 20,923,552,925.57/166,509.44
  6. Step 6: Final answer
    x = 125,659.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.